Exposure
ID
GRAVI.2025-07-09T03:40:07.506_1
Header ID
GRAVI.2025-07-09T03:40:07.506
Date updated
2025-07-09 03:50:44 UTC+0000
Release date
2026-07-09 03:50:44 UTC+0000
UTC Start
2025-07-09 03:40:07.506
UTC End
2025-07-09 03:42:47.506
MJD Start
60865.15286465
MJD End
60865.15471650186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0052845
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.615
Observation
ID
68447
Category
science
Program ID
115.28GH.001
Program Title
TEMPORAL MONITORING OF RU LUP WITH GRAVITY: HINT FOR A PUTATIVE PLANET
Program Type
Normal
PI / COI
SOULAIN / ROUSSELET-PERRAUT / BOUVIER / BENISTY / TESSORE / PANTOLMOS / DOUGADOS / ALECIAN / BERGER / LABADIE / NOWACKI
Target
ID
50882
Name
RU_Lup
RA
239.178206
DEC
-37.82098
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 50.8650 50.7030 39.4000 39.7000
U1-U3 90.7960 90.4420 46.3000 46.5000
U1-U4 112.3340 111.6680 78.2780 78.6650
U2-U3 40.7510 40.5590 54.9000 55.1000
U2-U4 79.4190 79.0040 101.9670 102.4880
U3-U4 59.6930 59.5520 131.9790 132.5590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60865.15286465
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178206
DEC -37.82098
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 50.865
HIERARCH ESO ISS PBL12 END 50.703
HIERARCH ESO ISS PBLA12 START 39.4
HIERARCH ESO ISS PBLA12 END 39.7
HIERARCH ESO ISS PBL13 START 90.796
HIERARCH ESO ISS PBL13 END 90.442
HIERARCH ESO ISS PBLA13 START 46.3
HIERARCH ESO ISS PBLA13 END 46.5
HIERARCH ESO ISS PBL14 START 112.334
HIERARCH ESO ISS PBL14 END 111.668
HIERARCH ESO ISS PBLA14 START 78.278
HIERARCH ESO ISS PBLA14 END 78.665
HIERARCH ESO ISS PBL23 START 40.751
HIERARCH ESO ISS PBL23 END 40.559
HIERARCH ESO ISS PBLA23 START 54.9
HIERARCH ESO ISS PBLA23 END 55.1
HIERARCH ESO ISS PBL24 START 79.419
HIERARCH ESO ISS PBL24 END 79.004
HIERARCH ESO ISS PBLA24 START 101.967
HIERARCH ESO ISS PBLA24 END 102.488
HIERARCH ESO ISS PBL34 START 59.693
HIERARCH ESO ISS PBL34 END 59.552
HIERARCH ESO ISS PBLA34 START 131.979
HIERARCH ESO ISS PBLA34 END 132.559
HIERARCH ESO ISS AMBI TAU0 START 0.005137
HIERARCH ESO ISS AMBI TAU0 END 0.005432
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.62